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Finding the Third Proportional to 3,340,255 and 7,318,912

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Solution

The third proportional to 3,340,255 and 7,318,912 is: 16,036,641.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340,255 : 7,318,912 = 7,318,912 : x
  2. Step 2: Convert to fraction form
    3,340,255/7,318,912 = 7,318,912/x
  3. Step 3: Cross multiply
    3,340,255x = 7,318,912 × 7,318,912
  4. Step 4: Simplify right side
    3,340,255x = 53,566,472,863,744
  5. Step 5: Solve for x
    x = 53,566,472,863,744/3,340,255
  6. Step 6: Final answer
    x = 16,036,641.77

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.